package lab02.test27;

import java.util.InputMismatchException;
import java.util.Scanner;

public class Test {
    public static void main(String[] args) {
        int a=0;
        Scanner scanner = new Scanner(System.in);
        System.out.println("Please input an int: ");

        try{

            a=scanner.nextInt();
            //alt+enter
        }catch (InputMismatchException e){

            System.out.println("类型不匹配！");
        }
        System.out.println("a= "+a);

    }
}
